119638538443 has 4 divisors (see below), whose sum is σ = 119690716288. Its totient is φ = 119586360600.

The previous prime is 119638538381. The next prime is 119638538473. The reversal of 119638538443 is 344835836911.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-119638538443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119638538473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26085483 + ... + 26090068.

It is an arithmetic number, because the mean of its divisors is an integer number (29922679072).

Almost surely, 2^119638538443 is an apocalyptic number.

119638538443 is a deficient number, since it is larger than the sum of its proper divisors (52177845).

119638538443 is an equidigital number, since it uses as much as digits as its factorization.

119638538443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52177844.

The product of its digits is 7464960, while the sum is 55.

The spelling of 119638538443 in words is "one hundred nineteen billion, six hundred thirty-eight million, five hundred thirty-eight thousand, four hundred forty-three".